Abstract: Focus system (1) comprising an imaging objective (10) with an optical element (100), two emitters (20) for emitting a beam (200) respectively, wherein the imaging objective (10) is arranged to depict an object (3) located in an object plane (30) in an image plane (31), the optical element is arranged to adjust a distance (300) from the object plane (30) to the imaging objective (10), the beams (200) are transmitted through or reflected by the optical element (20), and the beams (200) intersect at the object plane (30).

Abstract: The invention relates to a tiltable mirror device (1) comprising the components: a tiltable portion (2) comprising a substrate (2.1) having a reflective layer (2.2) for reflecting electromagnetic waves, a fixed portion (3) relative to which the tiltable portion (2) is movable, a bearing assembly (4) mechanically connecting the fixed portion (3) and the tiltable portion (2), wherein the bearing assembly (4) is arranged to render the tiltable portion (2) tiltable around at least one axis of rotation (100) with respect to the fixed portion (3), an actuator assembly, wherein the actuator assembly comprises two components, namely a coil portion (6) comprising one or more coils (6.1, 6.2) each comprising an electric conductor (6.

Abstract: Optical zoom system comprising an image sensor, an objective having multiple refractive surfaces and a focus tunable lens which has a tunable optical power, an expansion unit which is arranged to alter a total track length, wherein in the total track length is measured from a first refractive surface of the objective to the image sensor along the optical path.

Abstract: The invention relates to an optical device (1), comprising: at least a first lens 100) having an adjustable focal length, wherein the first lens (100) comprises a container (2) that defines a volume (V) which is filled with a transparent fluid (F), and wherein the container (2) comprises a front wall (20), which front wall (20) comprises a transparent membrane (21) that is flexible and stretchable and a transparent lens shaper (22) that is immersed in the fluid (F) and connected to the membrane (21), so that the lens shaper (22) defines a curvature-adjustable area (23) of the membrane (21), and wherein the container (2) comprises a back wall (30) facing the front wall (20), wherein the fluid (F) is arranged between the front wall (20) and the back wall (30), and wherein the back wall (30) forms a lens.

Abstract: Tunable optical device comprising an optical element, an actuator and a transmission unit, wherein the transmission unit comprises a first fiber, the first fiber is arranged to transmit a tensile force from the actuator to the optical element, and the tensile force result in a change of an optical property of the optical element.

Abstract: Tunable lens (1) comprising a fluidic volume (2), a flexible membrane (3) and a shaping element (4), wherein the membrane (3) delimits the fluidic volume (2) on one side, the shaping element (4) is attached to the membrane (3), the shaping element (4) surrounds an optically active region of the membrane, the shaping element (4) is arranged to alter optical properties of the tunable lens (1) by deflection, in top view the shaping element (4) has a non-circular contour (40), wherein the contour (40) extends within an imaginary circumcircle (10), and the amount of deflection of the shaping element (4) is proportional to a lateral distance of the contour (40) to the circumcircle (10).

Abstract: Optical device (1) comprising a carrier (4), an optical element (2) and a radiation sink (3), wherein the optical element (2) is mounted on the carrier (4), the optical element (2) is movably attached to the carrier (4), the carrier (4) has a recess (7), wherein the optical device (1) is arranged to interact with electromagnetic radiation (9), dividing the electromagnetic radiation (9) in a first portion (91) and a second portion (92), the optical element is arranged to deflect the first portion in a definable direction, and the second portion (92) is incident into the recess (7) and impinges onto the radiation sink (3).

Abstract: The present invention relates to Optical device (1), comprising: a transparent and elastically expandable membrane (10), an optical element (20) facing the membrane (10), a wall member (300), wherein the optical element (20) and the membrane (10) are connected to the wall member (300) such that a container (2) with a volume (V) is formed, a fluid (F) residing in said volume (V), and a lens shaping part (11) that is in contact with the membrane (10) for defining a curvature adjustable area (10c) of the membrane (10), which area (10c) faces said optical element (20), and a circumferential lens barrel (50) that surrounds an opening (50c) in which at least one rigid lens (51) is arranged that is held by the lens barrel (50), and an actuator means (40) that is designed to move the optical element (20) in an axial direction (A) with respect to the lens shaping part (11), which axial direction (A) is oriented perpendicular to a plane along which the lens shaping part (11) extends, or to move the lens shaping part (1

Abstract: An optical device (1), comprising: a first refractive element (10) configured to refract incoming light (L), wherein the first refractive element (10) comprises a first refractive index (n1(T)) and a first surface S1(T) for receiving a wavefront (W) of said incoming light, a second refractive element (11) configured to refract light coming from the first refractive element (10), wherein the second refractive element (11) is arranged adjacent the first refractive element (10) such that a second surface (S2(T)) is formed between the first refractive element (10) and the second refractive element (11), via which second surface (S2(T)) light can pass from the first refractive element (10) to the second refractive element (11), and wherein the second refractive element (11) comprises a second refractive index (n2(T)) and a third surface (S3(T)) for transmitting light coming from the first refractive element (10) and passing through the second refractive element (11), and wherein the refractive indices (n1(T), n2(T

Abstract: The present invention relates to a lens (1) having an adjustable optical power, wherein the lens (1) comprises a container (2), wherein the container (2) comprises: a lens volume (V) filled with a transparent fluid (F1), a reservoir volume (R1) filled with the transparent fluid (F1) and connected to the lens volume (V), a frame structure (3) forming a lateral wall of the container (2), wherein the frame structure comprises a first recess (30) for accommodating at least a portion of the lens volume (V), and wherein the frame structure (3) comprises a second recess (31) for accommodating at least a portion of the reservoir volume (R1), an elastically deformable and transparent membrane (4) connected to the frame structure, a lens shaping element (5) connected to the membrane, wherein the lens shaping element (5) comprises a circumferential edge (50a) defining an area (4a) of the membrane (4) having an adjustable curvature, a transparent bottom wall (6) connected to the frame structure (3) so that the lens volum

Abstract: The present invention relates to An optical device (1), particularly for an ophthalmic device, comprising: a container (2) enclosing an internal space (3) of the container (2), wherein the internal space (3) is filled with a transparent liquid (L), and wherein the container (2) comprises a transparent bottom (21) and a transparent and elastically deformable membrane (22) opposing said bottom (21) such that the liquid (L) is arranged between the membrane (22) and the bottom (21), a deformable annular lens shaping element (4) connected to the membrane (22) so that a circumferential edge (41) of the lens shaping element (4) defines a central area (23) of the membrane (22) so that light can pass through the container (2) via the central area (23) and the bottom (21), wherein in a non-deformed state said edge (41) lies in a plane, and an adjustable spherical power and an adjustable cylindrical power, wherein for adapting the cylindrical power of the optical device (1), the lens shaping element (4) is configured to

Abstract: The invention relates to a lens (1) having an adjustable focal length, comprising: a container (2) enclosing an internal space (3) of the container (2), wherein the internal space (3) is filled with a transparent liquid (L), and wherein the container (2) comprises a circumferential lateral wall (20) surrounding said internal space (3), wherein the lateral wall (20) is connected to a transparent cover element (21) and to a transparent and elastically deformable membrane (22) such that the liquid (L) is arranged between the membrane (22) and the cover element (21), an annular lens shaper (4) connected to the membrane (22) so that an inner circumferential edge (40) of the lens shaper (4) defines a central area (23) of the membrane (22) and light passing said area (23) is refracted depending on a curvature of said area (23), and an actuator configured to move the lens shaper (4) towards or away from the cover element (21) to adjust said curvature of said area (23) of the lens (1) and therewith the focal length of

Abstract: The present invention relates to a camera comprising a sensor element, and an aperture, wherein the aperture comprises an opaque element having a plurality of through holes, a plurality of tunable lenses and an illumination device, wherein tunable lenses are assigned to the through holes respectively, and the illumination device is arranged on a side of the aperture, facing away from the sensor element.

Abstract: Described herein is a display unit (1) comprising a pixel-matrix (11) with multiple pixels (110) and at least one refractive optical element (12) having a refractive power, wherein the pixels (110) are arranged to emit light having a definable color and intensity, the light emitted by the pixel-matrix (11) passes through the refractive optical element (12), and the refractive power is tunable.

Abstract: The corrective lens described herein comprises a carrier, a tuning element and an actuator. The corrective lens may be a contact lens which is arranged to be placed directly on the surface of the eyes. The corrective lens may be an intraocular lens, which is arranged to be implanted in the eye for example as part of a treatment for cataracts or myopia.

Abstract: The invention relates to an optical device (1) for enhancing the resolution of an image or for reducing speckle noise.

Abstract: The invention relates to an optical device (1), comprising: a first housing section (3), a cover element (20) connected to the first housing section (3), a transparent and elastically expandable membrane (10) which is arranged in said first housing section (3), a container (2) having a volume (V), wherein the membrane (10) forms part of the container (2), and wherein said container (2) is arranged in said first housing section (3), a transparent fluid (F) residing in said volume (V) of the container (2), a lens shaping part (11) that is in contact with the membrane (10) for defining a curvature-adjustable area (10c) of the membrane (10), which area (10c) faces said cover element (20), a circumferential lens barrel (50) that holds at least one rigid lens (51) facing said container (2), wherein the lens barrel is arranged in said first housing section, an image sensor (52) facing the lens barrel and the container (2), a second housing section (4), wherein the image sensor is arranged on the second housing secti

Abstract: The invention relates to an optical device (1), comprising: at least a first lens 100) having an adjustable focal length, wherein the first lens (100) comprises a container (2) that defines a volume (V) which is filled with a transparent fluid (F), and wherein the container (2) comprises a front wall (20), which front wall (20) comprises a transparent membrane (21) that is flexible and stretchable and a transparent lens shaper (22) that is immersed in the fluid (F) and connected to the membrane (21), so that the lens shaper (22) defines a curvature-adjustable area (23) of the membrane (21), and wherein the container (2) comprises a back wall (30) facing the front wall (20), wherein the fluid (F) is arranged between the front wall (20) and the back wall (30), and wherein the back wall (30) forms a lens.

Abstract: The invention relates to a lens having an adjustable optical power comprising a container with a frame structure, wherein the frame structure delimits a lens volume and a reservoir volume at least partially in a lateral direction, wherein the lens volume and the reservoir volume are fluidically connected, a first opening extending through the frame structure, wherein the lens volume is arranged at least partially in the first opening, a bottom structure and an elastically deformable transparent first membrane delimit the lens volume on opposite sides of the first opening, a second opening extending through the frame structure, wherein the reservoir volume is arranged at least partially in the second opening, a further membrane portion delimits the reservoir volume on one side of the second opening, a transparent second membrane separating a first volume filled with a first liquid from a second volume filled with a second liquid, the first volume and the second volume are arranged in the lens volume, and a

Abstract: The invention relates Tunable prism (1) for optical image stabilization, comprising the components: —A container (2) that comprises a membrane (6) comprising at least a transparent portion, the container (2) further comprising a transparent rigid bottom portion (5) facing the membrane (6), wherein the membrane (6) is connected to the bottom portion (5), and wherein the container (2) encloses a volume (7) that is filled with a transparent fluid (3), —A transparent window (8) arranged on the membrane (6), wherein the membrane (6) comprises a deformable portion (6a) extending around an outer edge (8a) of the window (8), such that the window (8) can be tilted around a first and/or a second axis (201, 202) with respect to the bottom portion (5). The invention further relates to an imaging system (50) comprising the tunable prism (1).